CVE-2017-0900

Public Exploit

Description

RubyGems version 2.6.12 and earlier is vulnerable to maliciously crafted gem specifications to cause a denial of service attack against RubyGems clients who have issued a `query` command.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 9.08% Top 10%
Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory gentoo.org Vendor Advisory rubygems.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://access.redhat.com/errata/RHSA-2018:0585 third party advisory vendor advisory
https://www.debian.org/security/2017/dsa-3966 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:0378 third party advisory vendor advisory
https://hackerone.com/reports/243003 third party advisory exploit
http://www.securitytracker.com/id/1039249 vdb entry third party advisory
https://access.redhat.com/errata/RHSA-2017:3485 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html third party advisory mailing list
http://www.securityfocus.com/bid/100579 vdb entry third party advisory
https://access.redhat.com/errata/RHSA-2018:0583 third party advisory vendor advisory
https://security.gentoo.org/glsa/201710-01 third party advisory vendor advisory
http://blog.rubygems.org/2017/08/27/2.6.13-released.html patch vendor advisory
https://github.com/rubygems/rubygems/commit/8a38a4fc24c6591e6c8f43d1fadab6efeb4d6251 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2017-0900?
CVE-2017-0900 has been scored as a high severity vulnerability.
How to fix CVE-2017-0900?
To fix CVE-2017-0900, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-0900 being actively exploited in the wild?
It is possible that CVE-2017-0900 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~9% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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